Question

Даю 30 БАЛОВ.Срочно111111111111111111111

Answer 1

Cl2O - Cl(I), O(II);

B2O3 - B(III), O(II);

MnO2 - Mn(IV), O(II);

SO2 - S(IV), O(II);

As2O5 - As(V), O(II);

MnO3 - Mn(VI), O(II);

Ni2O3 - Ni(III), O(II);

MnO - Mn(II), O(II);

Ag2O - Ag(I), O(II).